The parasitic crustaceans of fishes from the Brazilian Amazon. 5. Brasergasilus gen. nov. (Copepoda: Cyclopoidea), a 'three-legged' ergasilid, with two new species and the proposal of Abergasilinae subfam. nov.

Parasite-host relationship between the tambaqui (Colossoma macropomum Cuvier 1818) and ectoparasites, collected from fish farms in the City of Rolim de Moura, State of Rondonia, Western Amazon, Brazil.